公开(公告)号：US20240292027A1

公开(公告)日：2024-08-29

申请号：US18572271

申请日：2022-06-09

Applicant: Nokia Technologies Oy

Inventor： Sujeet Shyamsundar MATE ,  Miska Matias HANNUKSELA ,  Emre Baris AKSU ,  Saba AHSAN ,  Igor Danilo Diego CURCIO ,  Yu YOU

IPC: H04N19/597

CPC classification number: H04N19/597

Abstract: A method comprising: obtaining omnidirectional video media content (800); determining adominant axis for a viewport representation (802); and encoding the omnidirectional video media content by aligning a yaw axis of the omnidirectional video media content with the dominant axis of the viewport representation (804).

公开(公告)号：US20240195966A1

公开(公告)日：2024-06-13

申请号：US18555396

申请日：2022-02-03

Applicant: Nokia Technologies Oy

Inventor： Sujeet Shyamsundar MATE ,  Yu YOU ,  Miska Matias HANNUKSELA ,  Saba AHSAN ,  Igor Danilo Diego CURCIO ,  Emre Baris AKSU

IPC: H04N19/119 ,  G06T3/16 ,  H04L12/18 ,  H04N19/162 ,  H04N19/167 ,  H04N19/17

CPC classification number: H04N19/119 ,  G06T3/16 ,  H04L12/1831 ,  H04N19/162 ,  H04N19/167 ,  H04N19/17

Abstract: Some embodiments relate to a method comprising receiving by a sender device omnidirectional video content for encoding; obtaining information of a viewport of a receiver device; obtaining information of a margin region outside the viewport; obtaining a margin update threshold parameter defining a threshold region within the margin region; based on the information of the viewport and the margin update threshold parameter determining whether to change the margin region; encoding the omnidirectional video content within the viewport with a first quality; encoding the omnidirectional video content within the margin region with a quality not higher than the first quality; and encoding the omnidirectional video content outside the viewport and the margin region with a third quality lower than the first quality and the quality of the margin region.

公开(公告)号：US20230146498A1

公开(公告)日：2023-05-11

申请号：US17914852

申请日：2021-03-24

Applicant: Nokia Technologies Oy

Inventor： Sujeet Shyamsundar MATE ,  Saba AHSAN ,  Igor CURCIO

IPC: H04L65/756 ,  H04N19/154 ,  H04N19/164 ,  H04L65/403

CPC classification number: H04L65/756 ,  H04L65/403 ,  H04N19/154 ,  H04N19/164

Abstract: Some embodiments relate to a method including obtaining information of available quality features of a sender device for providing omnidirectional visual media content; selecting one or more of the available quality features; and providing an indication of the selected one or more of the available quality features. There is also provided a method including obtaining information of available quality features of a receiver device for processing omnidirectional visual media content; providing an indication of the available quality features; receiving from a sender device indication of available quality features of the sender device among the available quality features of the receiver device; selecting one of the quality features, which are available both in the sender device and in the receiver device; and providing an indication of the selected quality feature.

公开(公告)号：US20220264214A1

公开(公告)日：2022-08-18

申请号：US17588813

申请日：2022-01-31

Applicant: Nokia Technologies Oy

Inventor： Arto Juhani LEHTINIEMI ,  Jussi Artturi LEPPÄNEN ,  Sujeet Shyamsundar MATE

IPC: H04R1/10 ,  G06F3/041

Abstract: An apparatus, method and computer program for controlling an earphone device is disclosed. The apparatus may comprise means for detecting a condition corresponding to an earphone device becoming disengaged from a user's ear and for operating said earphone device in an adjustment mode based on detecting the condition, wherein, in the adjustment mode, an operation associated with a touch sensor on said earphone device is changed.

公开(公告)号：US20220164453A1

公开(公告)日：2022-05-26

申请号：US17440395

申请日：2019-03-20

Applicant: Nokia Technologies Oy

Inventor： Kashyap KAMMACHI SREEDHAR ,  Yu YOU ,  Sujeet Shyamsundar MATE

IPC: G06F21/60 ,  G06F9/48

Abstract: According to an example aspect of the present invention, there is provided a method, comprising receiving from a source entity a workflow description for network based media processing (200), determining encryption requirements on the basis of an encryption descriptor in the workflow description, the encryption descriptor comprising information indicative of one or more encryption methods and at least one prioritized encryption method (210), and selecting, on the basis of the encryption descriptor, an encryption method for protecting data for at least one task of a media processing workflow generated on the basis of the workflow description (220).

公开(公告)号：US20220086593A1

公开(公告)日：2022-03-17

申请号：US17407508

申请日：2021-08-20

Applicant: Nokia Technologies Oy

Inventor： Sujeet Shyamsundar MATE ,  Arto LEHTINIEMI ,  Miikka VILERMO

IPC: H04S7/00 ,  H04N5/60 ,  H04N5/232

Abstract: An apparatus, method and computer program product for: receiving image information comprising a visual representation of a scene and audio information comprising at least one sound source, determining an axis of interest within the visual representation of the scene, the axis of interest being associated with the at least one sound source, determining, with respect to the axis of interest, an audio rendering axis associated with a first audio channel and a second audio channel, the first audio channel and the second audio channel comprising respective audio signals relating to the at least one sound source, determining a default rendering axis for the image information and the audio signals, and determining alignment control information for aligning the default rendering axis and the audio rendering axis.

公开(公告)号：US20220086138A1

公开(公告)日：2022-03-17

申请号：US17421566

申请日：2019-01-11

Applicant: Nokia Technologies Oy

Inventor： Kashyap KAMMACHI SREEDHAR ,  Yu YOU ,  Sujeet Shyamsundar MATE

IPC: H04L29/06 ,  G06F21/64

Abstract: A method and a network-based media processing source, including: generating a workflow description; generating, for a workflow manager, a container file or a manifest or a bit stream, which container file or manifest or bit stream comprises the workflow description; and including in the workflow description an authentication and authorization descriptor that defines desired authentication methods desired by the network-based media processing source for subsequent authenticating a media source to the workflow manager. The workflow manager performs: receiving from a network-based media processing source a workflow description; and determining, from the container file or a manifest or a bit stream, a workflow description that comprises an authentication and authorization descriptor that indicates desired authentication methods authenticating a media source to the workflow manager.

公开(公告)号：US20220038791A1

公开(公告)日：2022-02-03

申请号：US17296900

申请日：2019-12-30

Applicant: Nokia Technologies Oy

Inventor： Igor CURCIO ,  Miska HANNUKSELA ,  Sujeet Shyamsundar MATE ,  Emre AKSU ,  Ari HOURUNRANTA

IPC: H04N21/845 ,  H04N21/462 ,  H04N21/231 ,  H04N21/4728 ,  H04N21/442

Abstract: A method, apparatus and computer program product to signal and store various segment properties in omnidirectional media, including sizes, priority ranks, and the like. The method, apparatus and computer program product access one or more media segments (30). The one or more media segments includes media data configured for streaming playback. The method, apparatus and computer program product access size information (32) or priority rank information of one or more tiles for each of the one or more media segments. The method, apparatus and computer program product encode the size information (34) or priority rank information for each of the one or more media segments in a media file within one or more metadata tracks associated with the one or more media segments or one or more sub-segments associated with the one or more media segments.

公开(公告)号：US20210263636A1

公开(公告)日：2021-08-26

申请号：US17261291

申请日：2019-07-12

Applicant: Nokia Technologies Oy

Inventor： Jussi LEPPÄNEN ,  Arto LEHTINIEMI ,  Miikka VILERMO ,  Sujeet Shyamsundar MATE

IPC: G06F3/0481 ,  G06F3/0482 ,  G06F3/01

Abstract: An apparatus comprising a man machine interface configured to provide: a screen that presents information indicative of, at least, a real-time capability of a remote user to access and consume mediated reality content; and a user-selectable option to initiate an action that causes the mediated reality content to become accessible to the remote user.

公开(公告)号：US20210250720A1

公开(公告)日：2021-08-12

申请号：US17049445

申请日：2019-05-10

Applicant: Nokia Technologies Oy

Inventor： Lasse LAAKSONEN ,  Miikka VILERMO ,  Arto LEHTINIEMI ,  Sujeet Shyamsundar MATE

IPC: H04S7/00 ,  H04S3/00

Abstract: An apparatus comprising means for: in response to user input, selecting at least one sound source of a spatial audio scene, comprising multiple sound sources, the spatial audio scene being defined by spatial audio content; selecting at least one related contextual sound source based on the at least one selected sound source; and causing rendering of an audio preview, representing the spatial audio content, that can be selected by a user, wherein the audio preview comprises a mix of sound sources including at least the at least one selected sound source and the at least one related contextual sound source but not all of the multiple sound sources of the spatial audio scene, and wherein selection of the audio preview causes an operation on at least the selected sound source.